Search

Sheng Han Davis

Examiner (ID: 17019, Phone: (571)270-5823 , Office: P/1732 )

Most Active Art Unit
1732
Art Unit(s)
1732, 4162, 1793
Total Applications
1258
Issued Applications
743
Pending Applications
144
Abandoned Applications
389

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 19535855 [patent_doc_number] => 12128389 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-29 [patent_title] => Chabazite synthesis method including organic and inorganic structure directing agents and chabazite zeolite with flake-like morphology [patent_app_type] => utility [patent_app_number] => 17/630535 [patent_app_country] => US [patent_app_date] => 2020-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 46 [patent_no_of_words] => 28939 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17630535 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/630535
Chabazite synthesis method including organic and inorganic structure directing agents and chabazite zeolite with flake-like morphology Jul 30, 2020 Issued
Array ( [id] => 20433173 [patent_doc_number] => 12503364 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-23 [patent_title] => Method and apparatus for producing silicon-containing materials [patent_app_type] => utility [patent_app_number] => 17/632925 [patent_app_country] => US [patent_app_date] => 2020-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2125 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17632925 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/632925
Method and apparatus for producing silicon-containing materials Jul 29, 2020 Issued
Array ( [id] => 16436126 [patent_doc_number] => 20200353451 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-11-12 [patent_title] => PURIFICATION CATALYST FOR INTERIOR OF POLYMER FILM PRODUCTION FURNACE AND PURIFICATION METHOD FOR INTERIOR OF POLYMER FILM PRODUCTION FURNACE [patent_app_type] => utility [patent_app_number] => 16/938539 [patent_app_country] => US [patent_app_date] => 2020-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6459 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16938539 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/938539
Purification catalyst for interior of polymer film production furnace and purification method for interior of polymer film production furnace Jul 23, 2020 Issued
Array ( [id] => 17866850 [patent_doc_number] => 20220289585 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-09-15 [patent_title] => METHODS FOR THE RECOVERY OF RARE EARTH ELEMENTS [patent_app_type] => utility [patent_app_number] => 17/629727 [patent_app_country] => US [patent_app_date] => 2020-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10045 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17629727 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/629727
METHODS FOR THE RECOVERY OF RARE EARTH ELEMENTS Jul 23, 2020 Pending
Array ( [id] => 17858838 [patent_doc_number] => 11439979 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-09-13 [patent_title] => Method of making colloidal selenium nanoparticles [patent_app_type] => utility [patent_app_number] => 16/937443 [patent_app_country] => US [patent_app_date] => 2020-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 12 [patent_no_of_words] => 13135 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16937443 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/937443
Method of making colloidal selenium nanoparticles Jul 22, 2020 Issued
Array ( [id] => 17959856 [patent_doc_number] => 20220340436 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-27 [patent_title] => Zeolite Syntheses Using Diquaternary Structure Directing Agents [patent_app_type] => utility [patent_app_number] => 17/635420 [patent_app_country] => US [patent_app_date] => 2020-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9761 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17635420 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/635420
Zeolite syntheses using diquaternary structure directing agents Jul 21, 2020 Issued
Array ( [id] => 18057767 [patent_doc_number] => 20220388853 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-12-08 [patent_title] => Intramolecular Pi-Stacking Structure Directing Agents and Molecular Sieves Synthesized Therefrom [patent_app_type] => utility [patent_app_number] => 17/772065 [patent_app_country] => US [patent_app_date] => 2020-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 20077 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17772065 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/772065
Intramolecular pi-stacking structure directing agents and molecular sieves synthesized therefrom Jul 21, 2020 Issued
Array ( [id] => 18329114 [patent_doc_number] => 11634341 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-25 [patent_title] => Nanolog and nanoparticles and method of formation [patent_app_type] => utility [patent_app_number] => 16/928543 [patent_app_country] => US [patent_app_date] => 2020-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 28 [patent_no_of_words] => 19509 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16928543 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/928543
Nanolog and nanoparticles and method of formation Jul 13, 2020 Issued
Array ( [id] => 17343864 [patent_doc_number] => 20220010195 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-13 [patent_title] => NEUTRALIZE HAZARD GASES CONTROL SYSTEM [patent_app_type] => utility [patent_app_number] => 16/925936 [patent_app_country] => US [patent_app_date] => 2020-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7383 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16925936 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/925936
NEUTRALIZE HAZARD GASES CONTROL SYSTEM Jul 9, 2020 Abandoned
Array ( [id] => 17791836 [patent_doc_number] => 20220250927 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-08-11 [patent_title] => SILICON-AND GERMANIUM-BASED SCM-25 MOLECULAR SIEVE, PREPARATION PROCESS AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 17/626077 [patent_app_country] => US [patent_app_date] => 2020-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9952 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17626077 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/626077
Silicon-and germanium-based SCM-25 molecular sieve, preparation process and use thereof Jul 8, 2020 Issued
Array ( [id] => 18611277 [patent_doc_number] => 20230278008 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-07 [patent_title] => FILTER MEDIUM FOR AIR FILTERS AND METHOD FOR PRODUCING SAME [patent_app_type] => utility [patent_app_number] => 17/926415 [patent_app_country] => US [patent_app_date] => 2020-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6500 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17926415 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/926415
FILTER MEDIUM FOR AIR FILTERS AND METHOD FOR PRODUCING SAME Jul 2, 2020 Pending
Array ( [id] => 16512753 [patent_doc_number] => 20200392011 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-17 [patent_title] => Polar Oxysulfide for Nonlinear Optical Applications [patent_app_type] => utility [patent_app_number] => 16/918155 [patent_app_country] => US [patent_app_date] => 2020-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6238 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16918155 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/918155
Polar oxysulfide for nonlinear optical applications Jun 30, 2020 Issued
Array ( [id] => 16375426 [patent_doc_number] => 20200324268 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-15 [patent_title] => HYDROCARBON ADSORBENT [patent_app_type] => utility [patent_app_number] => 16/913466 [patent_app_country] => US [patent_app_date] => 2020-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2633 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16913466 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/913466
HYDROCARBON ADSORBENT Jun 25, 2020 Abandoned
Array ( [id] => 16375431 [patent_doc_number] => 20200324273 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-10-15 [patent_title] => MULTI-FUNCTIONAL COMPOSITION OF MATTER FOR REMOVAL OF MERCURY FROM HIGH TEMPERATURE FLUE GAS STREAMS [patent_app_type] => utility [patent_app_number] => 16/911161 [patent_app_country] => US [patent_app_date] => 2020-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9624 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -36 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16911161 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/911161
Multi-functional composition of matter for removal of mercury from high temperature flue gas streams Jun 23, 2020 Issued
Array ( [id] => 18182103 [patent_doc_number] => 20230042832 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-09 [patent_title] => SIC STRUCTURE FORMED BY CVD METHOD [patent_app_type] => utility [patent_app_number] => 17/620273 [patent_app_country] => US [patent_app_date] => 2020-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10794 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17620273 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/620273
SIC STRUCTURE FORMED BY CVD METHOD Jun 16, 2020 Pending
Array ( [id] => 17945577 [patent_doc_number] => 20220332594 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => SHEET-LIKE PARTICLES OF ZEOLITE AND METHOD FOR PRODUCING SAME [patent_app_type] => utility [patent_app_number] => 17/617028 [patent_app_country] => US [patent_app_date] => 2020-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15988 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17617028 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/617028
Sheet-like particles of zeolite and method for producing same Jun 10, 2020 Issued
Array ( [id] => 18242997 [patent_doc_number] => 20230075308 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-03-09 [patent_title] => BLACK PHOSPHORUS NANOSHEET, PREPARATION METHOD THEREFOR, AND APPLICATION THEREOF [patent_app_type] => utility [patent_app_number] => 17/763153 [patent_app_country] => US [patent_app_date] => 2020-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7604 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17763153 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/763153
Black phosphorus nanosheet, preparation method therefor, and application thereof Jun 1, 2020 Issued
Array ( [id] => 17749432 [patent_doc_number] => 20220227636 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-21 [patent_title] => METHOD FOR PRODUCING AEI ZEOLITE [patent_app_type] => utility [patent_app_number] => 17/613321 [patent_app_country] => US [patent_app_date] => 2020-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6882 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17613321 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/613321
Method for producing AEI zeolite May 26, 2020 Issued
Array ( [id] => 18748233 [patent_doc_number] => 11807529 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2023-11-07 [patent_title] => Photosensitized release of nitric oxide [patent_app_type] => utility [patent_app_number] => 16/882709 [patent_app_country] => US [patent_app_date] => 2020-05-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3885 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 37 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16882709 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/882709
Photosensitized release of nitric oxide May 24, 2020 Issued
Array ( [id] => 19241290 [patent_doc_number] => 12011706 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-18 [patent_title] => Ammonia oxidation catalyst for diesel applications [patent_app_type] => utility [patent_app_number] => 17/595318 [patent_app_country] => US [patent_app_date] => 2020-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 16176 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17595318 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/595318
Ammonia oxidation catalyst for diesel applications May 19, 2020 Issued
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